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1. 发明公开

EP4447121A1 TRENCH-GATE-TYPE FIELD EFFECT TRANSISTOR DEVICE AND METHOD OF MANUFACTURING 审中-公开
公开(公告)号：EP4447121A1
公开(公告)日：2024-10-16
申请号：EP23167839.2
申请日：2023-04-13
申请人： Nio Technology (Anhui) Co., Ltd
发明人： NGWENDSON, Luther-King , LONG, Hongyao , SURESH, Vinay
IPC分类号： H01L29/423 , H01L29/78 , H01L21/336
CPC分类号： H01L29/7813 , H01L29/42368 , H01L29/1608 , H01L29/66068
摘要： The present disclosure relates to a transistor device (10) which includes a main body (12) made of silicon carbide, two gate trenches (14A, 14B) extending into the main body (12). Each gate trench (14A, 14B) has a floor section (20) and side wall sections (22A, 22B) which each have a lower portion (26) and an upper portion (28). The transistor device (10) further includes a layer of dielectric material (32) covering the floor section (20) and the side wall sections (22A, 22B). A reduced thickness section (36) of the layer of dielectric material (32) is provided on the side wall section of the first gate trench which is arranged towards a second gate trench of the gate trenches (14A, 14B) adjacent to the first gate trench. The reduced thickness section (36) extends along the upper portion (28) of the side wall section of the first gate trench. The present disclosure also relates to a method of manufacturing a transistor device (10).

2. 发明公开

EP4417462A1 BATTERY SWAP PLATFORM AND BATTERY CHARGING AND SWAPPING STATION 审中-实审
公开(公告)号：EP4417462A1
公开(公告)日：2024-08-21
申请号：EP23218691.6
申请日：2023-12-20
申请人： Nio Technology (Anhui) Co., Ltd
发明人： ZHOU, Xiaohong , YANG, Chao
IPC分类号： B60L53/80 , B60K1/04 , B60S5/06 , B65G49/05 , B66F11/04 , H01M10/625
CPC分类号： Y02T10/7072 , Y02T10/70 , B60L53/80 , B60K1/04 , B60K2001/047220130101 , H01M2220/2020130101 , H01M10/441 , H01M50/209 , H01M50/249
摘要： The disclosure relates to the technical field of battery charging and swapping, and in particular to a battery swap platform (10) and a battery charging and swapping station. The disclosure aims to solve the problems existing in the lift-type battery charging and swapping station, such as large upper space occupation, limited field of view, and too large platform height. To this end, the battery swap platform (10) of the disclosure comprises: a platform body (11), a first mounting groove (111) and a second mounting groove (112) being formed on and extending in a width direction thereof; a front-wheel positioning device (12) arranged at the first mounting groove (111); a rear-wheel positioning device (13) arranged at the second mounting groove (112); two first jacking devices (14) arranged on two sides of the front-wheel positioning device (12) in the width direction, each device (14) being provided with a retractable first jacking component connected to one end of the front-wheel positioning device (12); and two second jacking devices (15) arranged on two sides of the rear-wheel positioning device (13) in the width direction, each device (15) being provided with a retractable second jacking component connected to one end of the rear-wheel positioning device (13). The disclosure can reduce the space occupied by the jacking devices (14,15), reduce the height of the battery swap platform (10), and improve the user's battery swap experience.

3. 发明公开

EP4389549A1 ROAD CONDITION DETERMINING DEVICE, ROAD CONDITION DETERMINING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM 审中-实审
公开(公告)号：EP4389549A1
公开(公告)日：2024-06-26
申请号：EP23219561.0
申请日：2023-12-21
申请人： Nio Technology (Anhui) Co., Ltd
发明人： ZHANG, Dingzhi , LUAN, Shuaiqi , HONG, Zongzhou , ZHANG, Zheng , WANG, Feng , SHEN, Zhen , LI, Xugang , ZHANG, Yan
IPC分类号： B60W40/06
CPC分类号： B60W40/06 , B60W2422/7020130101 , B60W2050/005520130101 , B60W2050/005620130101 , B60W2050/005720130101
摘要： The disclosure relates to a road condition determining devicewhich includes: an obtaining module configured to obtain a wheel center vertical acceleration signal of each wheel of a vehicle; a preprocessing module disposed at a post-stage of the obtaining module and configured to preprocess the wheel center vertical acceleration signal to obtain an initial determining signal capable of characterizing a fluctuation of the wheel center vertical acceleration signal; a high-pass filter disposed at a post-stage of the preprocessing module and configured to perform high-pass filtering on the initial determining signal; a low-pass filter disposed at a post-stage of the preprocessing module in parallel with the high-pass filter and configured to perform low-pass filtering on the initial determining signal; and a determining module configured to determine a road condition coefficient based on an initial determining signal obtained after low-pass filtering and an initial determining signal obtained after high-pass filtering.

4. 发明公开

EP4369182A1 OTA UPGRADE METHOD AND APPARATUS, ELECTRONIC DEVICE, MEDIUM, AND VEHICLE 审中-实审
公开(公告)号：EP4369182A1
公开(公告)日：2024-05-15
申请号：EP23209091.0
申请日：2023-11-10
申请人： Nio Technology (Anhui) Co., Ltd
发明人： LUO, Tao
IPC分类号： G06F8/65 , G06F9/50
CPC分类号： Y02D10/00 , G06F8/65 , G06F9/5005 , G06F2209/50420130101
摘要： The disclosure provides an OTA upgrade method and apparatus, an electronic device, a medium, and a vehicle, to solve a problem that safe driving is affected or OTA upgrade is slow due to OTA services occupying too many or too few system resources. The OTA upgrade method includes: before an OTA upgrade operation is performed, obtaining current usages of all system resources; allocating an OTA service quota to each of the system resources based on the current usages of all the system resources; and performing the OTA upgrade operation, and when the OTA upgrade operation is performed, controlling each of the system resources used in OTA upgrade to not exceed the corresponding OTA service quota. A percentage of various system resources occupied by OTA upgrade is accurately controlled to improve the reliability of vehicle OTA and the safety of vehicle traveling.

5. 发明公开

EP4243155A8 BATTERY SWAP ABNORMALITY DETECTION METHOD, SYSTEM, COMPUTER-READABLE STORAGE MEDIUM, AND BATTERY SWAP STATION 审中-实审
公开(公告)号：EP4243155A8
公开(公告)日：2024-02-21
申请号：EP23153418.1
申请日：2023-01-26
申请人： Nio Technology (Anhui) Co., Ltd
发明人： DING, Shenyi , WANG, Yifei , LI, Binglei , ZOU, Jiyong
IPC分类号： H01M10/42 , G06T7/00 , H01M50/249 , G01B11/02 , G01B11/22 , G01B11/30 , B60L53/80 , B60L58/10 , B60L3/00 , B60S5/06 , G01N21/88 , B60K1/04
摘要： The disclosure relates to a battery swap abnormality detection method, a system, a computer-readable storage medium, and a battery swap station. The battery swap abnormality detection method includes the following steps: S 100: obtaining battery swap process information of a vehicle with a battery to be swapped, and obtaining an image of a traction battery based on the battery swap process information; S200: detecting whether there is an abnormality in the traction battery based on the image and the battery swap process information by using an edge computing method, the edge computing method being implemented by an edge computing device arranged in a battery swap station; and S300: controlling a battery swap process in response to a detection result from the edge computing device. In the battery swap abnormality detection method, the system, the computer-readable storage medium, and the battery swap station according to the disclosure, a battery swap abnormality, particularly a traction battery abnormality, of a vehicle is detected near a data source by means of an edge computing device, such that the real-time performance and stability of detection can be ensured.

6. 发明公开

EP4286209A1 POWER REPLENISHMENT WAKE-UP APPARATUS AND METHOD FOR LOW-VOLTAGE BATTERY 审中-实审
公开(公告)号：EP4286209A1
公开(公告)日：2023-12-06
申请号：EP23175277.5
申请日：2023-05-25
申请人： Nio Technology (Anhui) Co., Ltd
发明人： CHEN, Ming , XIAO, Bohong , LUO, Wu , YAN, Zhujun , ZHU, Yuhong
IPC分类号： B60L50/50 , B60L50/60 , B60L53/62 , B60L58/10 , B60L58/12 , H02J7/34
摘要： The disclosure relates to a power replenishment wake-up apparatus and method for a low-voltage battery. The low-voltage battery is applied to a vehicle, and the power replenishment wake-up apparatus includes: a timing unit, a charge monitoring unit, a voltage monitoring unit, and a comparison unit. The timing unit is configured to: start timing when the vehicle enters a vehicle sleep state. The charge monitoring unit and the voltage monitoring unit are respectively configured to monitor a state of charge and a voltage of a low-voltage battery. The comparison unit is configured to: receive a time value from the timing unit, and compare the time value with a first time threshold; receive a value of the state of charge from the charge monitoring unit, and compare the value of the state of charge with a charge threshold; receive a value of the voltage from the voltage monitoring unit, and compare the value of the voltage with a voltage threshold; and send a wake-up signal for power replenishment of the low-voltage battery when the time value is greater than the first time threshold, and/or the value of the state of charge is less than the charge threshold and/or the value of the voltage is less than the voltage threshold for a second time threshold.

7. 发明公开

EP4273286A1 ALUMINUM ALLOY AND COMPONENT PART PREPARED THEREFROM 审中-实审
公开(公告)号：EP4273286A1
公开(公告)日：2023-11-08
申请号：EP23171589.7
申请日：2023-05-04
申请人： Nio Technology (Anhui) Co., Ltd , CSMET Group Co. Ltd.
发明人： LIU, Huachu , SHI, Chunmei , DUAN, Zhenrong , LI, Shuo , HUGES, Gary
IPC分类号： C22C1/02 , B62D29/00 , C22C1/03 , C22C21/04
摘要： The disclosure relates to an aluminum alloy and a component part prepared therefrom. The aluminum alloy comprises: 7-9 wt% of silicon (Si), 0.15-0.45 wt% of chromium (Cr), 0.1-0.3 wt% of vanadium (V), at least 0.01 wt% of strontium (Sr), 0.1-0.2 wt% of titanium (Ti), 0-0.5 wt% of manganese (Mn), 0-0.8 wt% of iron (Fe) and the balance being aluminum and inevitable impurities. The aluminum alloy of the disclosure can be exempt from heat treatment process after casting in the processing process, so as to contribute to energy conservation and emission reduction, and the component part prepared therefrom can achieve desired mechanical properties.

8. 发明公开

EP4272995A1 SYSTEM AND METHOD FOR COORDINATED ENERGY REPLENISHMENT SUMMONING THROUGH PILE-STATION INTEGRATION 审中-实审
公开(公告)号：EP4272995A1
公开(公告)日：2023-11-08
申请号：EP23171622.6
申请日：2023-05-04
申请人： Nio Technology (Anhui) Co., Ltd
发明人： WANG, Yifei , ZOU, Jiyong , ZHU, Yue
IPC分类号： B60L53/31 , B60L53/80 , B60L53/65 , B60L53/66
摘要： The disclosure provides a system and method for coordinated energy replenishment summoning through pile-station integration. The system is applied to a battery swap station, and a charging pile is arranged outside the battery swap station. The system includes: a battery swap summoning unit, an energy replenishment confirmation unit, and a charging summoning unit. The battery swap summoning unit is configured to: arrange a battery swap station for a vehicle to have a battery swapped, and if the arranged battery swap station is capable of meeting battery swap requirements of the vehicle, dispatch a battery swap task to the battery swap station such that the vehicle enters the battery swap station to attempt a battery swap. The energy replenishment confirmation unit is configured to: after the vehicle has attempted a battery swap, determine whether the battery swap for the vehicle is successful; if the battery swap is not successful, further determine whether there is a possibility that the vehicle attempts a battery swap again; if there is a possibility that the vehicle attempts a battery swap again, summon the vehicle to attempt a battery swap again; and if there is no possibility that the vehicle attempts a battery swap again, further determine whether the vehicle meets charging conditions. The charging summoning unit is configured to: if the energy replenishment confirmation unit confirms that the vehicle meets the charging conditions, notify the vehicle to complete energy replenishment by charging at the charging pile.

9. 发明公开

EP4270058A1 LASER RADAR AND LASER RADAR-BASED DETECTION METHOD 审中-实审
公开(公告)号：EP4270058A1
公开(公告)日：2023-11-01
申请号：EP23170024.6
申请日：2023-04-26
申请人： Nio Technology (Anhui) Co., Ltd
发明人： SHEN, Ge , RONG, Hao , DENG, Yongzhang , YANG, Yang
IPC分类号： G01S17/931 , G01S7/497 , G01S7/481
摘要： The disclosure discloses a laser radar and a laser radar-based detection method. The laser radar includes: a housing (1); a laser transmitter (2) provided in the housing, configured to transmit laser light; an optical window (3) provided at the housing, where the laser light transmitted from the laser transmitter leaves the housing through the optical window, and laser light reflected by a target object returns to the interior of the housing through the optical window; a laser receiver (4) provided in the housing, configured to receive the laser light reflected by the target object; and an optical template (5), where a portion of the laser light transmitted from the laser transmitter is reflected by the optical template to the laser receiver. The laser radar according to the disclosure can ensure the reliability of the laser radar.

10. 发明公开

EP4269831A1 BRAKE CALIPER ASSEMBLY, BRAKE AND VEHICLE 有权
公开(公告)号：EP4269831A1
公开(公告)日：2023-11-01
申请号：EP22204290.5
申请日：2022-10-28
申请人： Nio Technology (Anhui) Co., Ltd
发明人： WANG, Rui , MA, Yiming , SHI, Yongxiang
IPC分类号： F16D65/097
摘要： The disclosure relates to the technical field of vehicles, and particularly provides a brake caliper assembly, a brake, and a vehicle, aiming to solve the problem of how to increase the maximum deflection that a leaf spring can bear on the premise of ensuring an elastic restoring force of the leaf spring. The brake caliper assembly of the disclosure comprises a leaf spring arranged between a first brake caliper and a second brake caliper. The leaf spring comprises an elastic structure. The elastic structure comprises a bending portion, an extending portion, an outward-expanding portion, and an abutting portion that are connected in sequence; the outward-expanding portion extends to the outside of the leaf spring from the extending portion, the bending portion is bent inwards, and the abutting portion abuts on the first brake caliper and/or the second brake caliper. According to the disclosure, the maximum deflection that the leaf spring can bear can be increased on the premise of ensuring the elastic restoring force of the leaf spring.

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